53340454520 has 32 divisors (see below), whose sum is σ = 120034645200. Its totient is φ = 21332871168.

The previous prime is 53340454487. The next prime is 53340454523. The reversal of 53340454520 is 2545404335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53340454523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166232 + ... + 366488.

Almost surely, 2^53340454520 is an apocalyptic number.

It is an amenable number.

53340454520 is an abundant number, since it is smaller than the sum of its proper divisors (66694190680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53340454520 is a wasteful number, since it uses less digits than its factorization.

53340454520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206927 (or 206923 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 53340454520 its reverse (2545404335), we get a palindrome (55885858855).

The spelling of 53340454520 in words is "fifty-three billion, three hundred forty million, four hundred fifty-four thousand, five hundred twenty".